[ASAP] Directed Evolution and Unusual Protonation Mechanism of Pyridoxal Radical C–C Coupling Enzymes for the Enantiodivergent Photobiocatalytic Synthesis of Noncanonical Amino Acids 🔗 Access full article via Journal of the American Chemical SocietyShare:TwitterFacebookEmailRedditMoreLinkedInWhatsAppTelegramMastodon